How severe is CVE-2023-20887?

CVE-2023-20887 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-20887 being actively exploited?

Yes. CVE-2023-20887 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2023-06-22, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2023-20887?

CVE-2023-20887 affects Vmware Aria Operations For Networks. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-20887?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2023-20887 have an EU (EUVD) identifier?

Yes. CVE-2023-20887 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-25058. It is also flagged as exploited in the EUVD (since 2023-06-22).

When was CVE-2023-20887 published?

CVE-2023-20887 was published on 2023-06-07 and last updated on 2026-06-17.

CVE-2023-20887

CVE-2023-20887 is a critical-severity vulnerability in Vmware Aria Operations For Networks with a CVSS 3.x base score of 9.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2023-06-22). The underlying weakness is classified as CWE-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 98% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2023-06-22)
EU (EUVD) id: EUVD-2023-25058
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2023-06-22)
Weakness: CWE-77
Affected product: Vmware Aria Operations For Networks
Published: 2023-06-07
Last modified: 2026-06-17

Description

Aria Operations for Networks contains a command injection vulnerability. A malicious actor with network access to VMware Aria Operations for Networks may be able to perform a command injection attack resulting in remote code execution.

Frequently asked questions

What is CVE-2023-20887?: Aria Operations for Networks contains a command injection vulnerability. A malicious actor with network access to VMware Aria Operations for Networks may be able to perform a command injection attack resulting in remote code execution.
How severe is CVE-2023-20887?: CVE-2023-20887 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-20887 being actively exploited?: Yes. CVE-2023-20887 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2023-06-22, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2023-20887?: CVE-2023-20887 affects Vmware Aria Operations For Networks. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-20887?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2023-20887 have an EU (EUVD) identifier?: Yes. CVE-2023-20887 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-25058. It is also flagged as exploited in the EUVD (since 2023-06-22).
When was CVE-2023-20887 published?: CVE-2023-20887 was published on 2023-06-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:vmware:aria_operations_for_networks:*:*:*:*:*:*:*:*

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